Patent · US Expired

Deactivation of phosphonium biocides

US5030358A · kind A · utility

2Cited by
2References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 11, 1990
Grant dateJul 9, 1991
Priority date
Expiry dateApr 11, 2010

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC02F1/50
  • WIPO fieldEnvironmental technology
  • WIPO sectorChemistry

Abstract

Solutions of organophosphorus biocides which also contain dissolved oxygen are deactivated by adding a catalytic amount of activated carbon.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.